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<html>
<head>
<title>Shadow DOM Test: A_04_05_03</title>
<link rel="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
<link rel="help" href="http://www.w3.org/TR/2013/WD-shadow-dom-20130514/#multiple-shadow-subtrees">
<meta name="assert" content="Hosting Multiple Shadow Subtrees:When an insertion point or a shadow insertion point has nothing assigned or distributed to them, the fallback content must be used instead when rendering">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../testcommon.js"></script>
<link rel="stylesheet" href="/resources/testharness.css">
</head>
<body>
<div id="log"></div>
<script>
var A_04_05_03_T1 = async_test('A_04_05_03_T01');

A_04_05_03_T1.step(function () {
    var iframe = document.createElement('iframe');
    iframe.src = '../../resources/bobs_page.html';
    document.body.appendChild(iframe);

    iframe.onload = A_04_05_03_T1.step_func(function () {
        try {
            var d = iframe.contentDocument;
            var ul = d.querySelector('ul.stories');

            //make the oldest shadow subtree
            var s1 = ul.createShadowRoot();
            var subdiv1 = d.createElement('div');
            subdiv1.innerHTML = '<ul><content select="#li1"></content></ul>';
            s1.appendChild(subdiv1);

            //make an old shadow subtree
            var s2 = ul.createShadowRoot();
            var subdiv2 = d.createElement('div');
            subdiv2.innerHTML = '<ul><content select=".shadow"></content></ul>';
            s2.appendChild(subdiv2);

            //make the youngest shadow subtree
            var s3 = ul.createShadowRoot();
            var subdiv3 = d.createElement('div');
            subdiv3.innerHTML = '<ul><content select=".shadow2"></content></ul>' +
            	'<shadow><span id="spn_first">The first span</span></shadow>' +
            	'<shadow><span id="spn_second">The second span</span></shadow>';

            s3.appendChild(subdiv3);

            //The order of DOM elements should be the following:
            //li4, li3, li6 visible. Other elements invisible
            assert_true(d.querySelector('#li4').offsetTop > 0,
                'Only the younger tree should take part in the distribution');
            assert_true(d.querySelector('#li3').offsetTop > d.querySelector('#li4').offsetTop,
        		'Point 1: Older tree should take part in the distribution');
            assert_true(d.querySelector('#li6').offsetTop > d.querySelector('#li3').offsetTop,
        		'Point 2: Older tree should take part in the distribution');

            assert_equals(d.querySelector('#li1').offsetTop, 0,
                'The oldest tree shouldn\'t take part in the distribution');
            assert_equals(d.querySelector('#li2').offsetTop, 0,
                'Point 3: Elements that don\'t mach insertion point criteria participate in distribution');
            assert_equals(d.querySelector('#li5').offsetTop, 0,
                'Point 4: Elements that don\'t mach insertion point criteria participate in distribution');

            //spn_first should be invisible, spn_second visible
            assert_equals(s3.querySelector('#spn_first').offsetTop, 0,
            	'Shadow insertion point should be active');
            assert_true(s3.querySelector('#spn_second').offsetTop > 0,
            	'Shadow insertion point should be inactive');

        } finally {
            iframe.parentNode.removeChild(iframe);
        }
        A_04_05_03_T1.done();
    });
});
</script>
</body>
</html>
